package cn.tedu.mybatis.mapper;

import cn.tedu.mybatis.pojo.Comment;
import cn.tedu.mybatis.pojo.CommentVO1;
import cn.tedu.mybatis.pojo.CommentVO2;
import org.apache.ibatis.annotations.*;

import java.util.List;

@Mapper
public interface CommentMapper {

/*    @Insert("INSERT INTO comment(content,created,user_id,blog_id) " +
            "VALUES(#{content},#{created},#{userId},#{blogId})")*/
    int insertComment(Comment comment);

/*    @Delete("DELETE FROM comment WHERE id=#{id}")*/
    int deleteCommentById(Integer id);

    /*@Update("UPDATE comment " +
            "SET content=#{content},created=#{created},user_id=#{userId},blog_id=#{blogId} " +
            "WHERE id=#{id}")*/
    int updateCommentById(Comment comment);

  /*  @Select("SELECT content,user_id userId " +
            "FROM comment " +
            "WHERE id=#{id}")*/
    CommentVO1 selectCommentById(Integer id);

//    @Select("SELECT id,content,user_id userId FROM comment WHERE user_id=#{Id}")
    List<CommentVO2> selectCommentUserId(Integer id);




}
